---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-058892"
form_type: "8-K"
ticker: "ZBIO"
cik: "0001953926"
company_name: "Zenas BioPharma, Inc."
filed_at: "2025-06-12T23:59:59+00:00"
generated_at: "2026-05-19T11:26:48.939948+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Zenas BioPharma holds 2025 annual meeting; director Ting Xiao not re-elected, board reduced to 8

## Summary
- Leon O. Moulder, Jr. and Hongbo Lu, Ph.D. elected as Class I directors for three-year terms.
- Vote totals: Moulder 34,077,048 for; Lu 33,266,315 for; broker non-votes 1,467,979 each.
- Board size reduced from 9 to 8 upon departure of Ting Xiao, who did not stand for re-election.
- Ratification of Ernst & Young LLP as independent auditor for fiscal 2025 approved with 35,856,550 votes for.

## SEC filing metadata
- accession: 0001104659-25-058892
- form_type: 8-K
- ticker: ZBIO
- cik: 0001953926
- company_name: Zenas BioPharma, Inc.
- filed_at: 2025-06-12T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.02, 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1953926/000110465925058892/0001104659-25-058892-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1953926/000110465925058892/tm2517793d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-058892
- JSON: https://secwatch.observer/filing/0001104659-25-058892.json
- Plain text: https://secwatch.observer/filing/0001104659-25-058892.txt

## Key facts
- Executive change
  Ting (Tim) Xiao resigned as Director at Zenas BioPharma, Inc..
  - Action: resigned
  - Role: Director
  source text: Ting (Tim) Xiao did not stand for re-election at the expiration of his term ending at the Annual Meeting, and, accordingly, as of the conclusion of the Annual Meeting Mr. Xiao’s term ended with his resignation from the Board of Directors of the Company
  evidence_url: https://www.sec.gov/Archives/edgar/data/1953926/000110465925058892/0001104659-25-058892-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.